1 — Subserosa; Subserous layer; 2 — Serosa; Serous coat; 3 — Muscular layer; Muscular coat, longitudinal layer; long pitch helicoidal layer; 4 — Muscular layer; Muscular coat, circular layer; short pitch helicoidal layer; 5 — Submucosa; 6 — Muscularis mucosae; 7 — Intestinal glands; 8 — Lymphatic capillary; 9 — Proper lamina of mucosa; 10 — Epithelium mucosae; 11 = 6 + 7 + 8 + 9 + 10 — Mucosa; Mucous membrane; 12 — Intestinal
villi; 13 — Crypts
